Commit Graph

2575 Commits

Author SHA1 Message Date
Joe Taylor
a473cee2ea Move q65sim.f90 to the q65 directory. 2020-10-26 19:42:03 -04:00
Joe Taylor
0d8734de47 Update some path names for QRA64/Q65 files. 2020-10-26 19:25:16 -04:00
Joe Taylor
cc5e0c7f2c Add a Fortran program to test calls to Nico's Q65 codec. 2020-10-26 16:54:05 -04:00
Joe Taylor
11ec2eebf0 Merge branch 'feat-fst280' of bitbucket.org:k1jt/wsjtx into feat-fst280 2020-10-25 21:31:34 -04:00
Joe Taylor
5d352d3068 Declare _q65_mask() as static when first declared, in q65.h. Add qracodes.o to Makefile.Win. 2020-10-25 21:29:44 -04:00
Nico Palermo/IV3NWV
676d3578f1 removed unused qra65 files 2020-10-26 02:20:44 +01:00
Nico Palermo/IV3NWV
1f06fd65fc Initial q65 distrib 2020-10-26 01:10:53 +01:00
Joe Taylor
ef2c63af29 Enable some changes for Q65 submodes F, G, H. (They won't decode without additions to the core Q65 decoder.) 2020-10-25 15:44:52 -04:00
Joe Taylor
7a22e6a2e1 Change the Q65 value of nsps from 7680 to 7200. 2020-10-25 14:10:38 -04:00
Joe Taylor
9b452e8f99 Change mode name QRA65 to Q65 everywhere, supposedly. 2020-10-25 13:58:18 -04:00
Joe Taylor
90fb84e43e All QRA65 submodes and sequence lengths 15 - 300 s are now basically functional. 2020-10-22 19:20:56 -04:00
Joe Taylor
37e5489080 QRA65 submodes A-E now basically OK for 15, 30, 60, 120 s sequences; 300 s is NG. 2020-10-22 19:07:21 -04:00
Joe Taylor
687d60019e Working toward functionality for sequence lengths other than 60 s. 2020-10-22 15:56:20 -04:00
Joe Taylor
b68ccee2fa Correct a flaw in assigning bin numbers for in sync64(), fixing QRA65 submodes B C D E. 2020-10-22 14:05:20 -04:00
Joe Taylor
0ce6556611 Slight reduction in snr1 limit after sync_qra65(). 2020-10-20 22:05:43 -04:00
Joe Taylor
7fe18a0a8c Reset the default values in qra_params.f90. 2020-10-19 18:56:54 -04:00
Joe Taylor
a17a519324 Send QRA65 navg to the callback routine. 2020-10-19 18:49:52 -04:00
Joe Taylor
ef3b158d43 QRA65 message averaging assumes a fixed DT close to zero. 2020-10-19 18:35:50 -04:00
Joe Taylor
35d8574426 Basic message averaging implemented for QRA65. 2020-10-19 17:27:11 -04:00
Joe Taylor
df69562a9f More tweaks to QRA65 decoder. 2020-10-19 15:24:32 -04:00
Joe Taylor
3187be3848 Improved qra_loops(). 2020-10-19 11:29:48 -04:00
Joe Taylor
1f2ca15ee5 Allocate some big arrays on the heap. 2020-10-17 13:16:46 -04:00
Joe Taylor
3f68f075e8 Tweak some QRA65 decoding ideas. 2020-10-17 11:19:15 -04:00
Joe Taylor
8542af30f9 Default ibwmin set to 0 in qra_params(). 2020-10-16 18:42:31 -04:00
Joe Taylor
2aa999ba44 Improved version of qra_params() subroutine, for testing. 2020-10-16 14:44:13 -04:00
Joe Taylor
4bf5f23c54 Update QRA test programs. 2020-10-14 11:49:27 -04:00
Joe Taylor
ad70cdeb8a More work on sync tests, etc., of QRA6[45]. 2020-10-13 13:49:09 -04:00
Bill Somerville
dcc9ac11ee
Merge branch 'develop' into feat-fst280 2020-10-10 15:26:17 +01:00
Joe Taylor
d5ce2def09 Code cleanup. 2020-10-09 17:04:06 -04:00
Joe Taylor
e82da4484c Code cleanup. 2020-10-09 15:29:16 -04:00
Joe Taylor
538b0b91ab Move s3, s3a arrays into qra_loops. 2020-10-09 14:12:34 -04:00
Joe Taylor
a4ba64a5fa Code cleanup and documentation. 2020-10-09 13:16:25 -04:00
Joe Taylor
8612398b02 Minor tweaks to test_qra65. 2020-10-09 10:44:25 -04:00
Joe Taylor
c5502cda05 QRA65 now decodes using qra_loops() -- the same inner loops as QRA64. Very effective! 2020-10-08 16:48:11 -04:00
Joe Taylor
5e23f88f7e Save a working temporary state for QRA64/QRA65 decoders. 2020-10-07 16:04:00 -04:00
Bill Somerville
6026944e33
Workaround for some memory issues, possibly thread stack sizing
Reduced maximum thread team size for MSK144 candidate discovery to 4.
2020-10-07 13:12:20 +01:00
Bill Somerville
314be8ccb7
Merge branch 'develop' into feat-fst280 2020-10-06 19:25:06 +01:00
Joe Taylor
69f7cea5e6 Formatting adjustments to qra64a.f90; updates to test_qra6[45].f90. 2020-10-06 10:29:03 -04:00
Joe Taylor
f38f355395 Many tweaks to QRA64 decoder to optimize processing of 6m ionoscatter signals. 2020-10-05 09:50:55 -04:00
Joe Taylor
333fac1fae Code cleanup. 2020-10-04 15:32:08 -04:00
Joe Taylor
20fb18c8ae Minor code cleanup. 2020-10-04 15:22:45 -04:00
Joe Taylor
95ec019da3 Improvements to test_qra64.# Please enter the commit message for your changes. Lines starting 2020-10-04 12:29:18 -04:00
Bill Somerville
203e0da5d6
Fix up out of date common block sizing 2020-10-04 00:45:56 +01:00
Joe Taylor
359b97f1ad Tweak test_qra64.f90 2020-10-03 11:02:18 -04:00
Joe Taylor
5d1fb28d2b Working on test_qra6[45].f90. 2020-10-03 08:25:17 -04:00
Joe Taylor
c3d8e4dd73 Working on QRA65, including simulator and test program. 2020-09-26 16:49:06 -04:00
Joe Taylor
acd6253373 A few more fixups for QRA65. Not finished, yet! 2020-09-25 15:38:20 -04:00
Joe Taylor
443aee5355 Restore AGC action in sync_qra65(). 2020-09-25 13:31:43 -04:00
Joe Taylor
7fd2f1afe6 Change QRA66 to QRA65, on the C++ side. 2020-09-25 13:20:46 -04:00
Joe Taylor
6ebc700288 Mostly(?) changed QRA66 to QRA65 on the Fortran side. 2020-09-25 12:21:57 -04:00
Joe Taylor
2057600f43 First functioning QRA65 encode and decode. 2020-09-25 10:55:21 -04:00
Joe Taylor
0ab3e5116f Fix several flaws in the loop-over-NB logic in the FST4 decoder. 2020-09-19 10:08:42 -04:00
Joe Taylor
2af01ebaa1 Fix a flaw in the loop-over NB logic. There are more flaws! 2020-09-18 15:52:33 -04:00
Joe Taylor
f0ed93cdd0 In the NB-loop, don't cycle around a decode attempt for the npct=0 pass. 2020-09-18 11:45:28 -04:00
Joe Taylor
52bdd57e57 Implement NB=-1%, NB=-2%. Fix a startup problem with WideGraps's fMax value. 2020-09-18 11:30:23 -04:00
Joe Taylor
375a869a51 Revert "Revert "Very basic code (including some diagnostics) for "try all NB settings". Will remove it again.""
This reverts commit 033cc65d08.
2020-09-18 09:01:51 -04:00
Joe Taylor
033cc65d08 Revert "Very basic code (including some diagnostics) for "try all NB settings". Will remove it again."
This reverts commit bcf7f36b9c.
2020-09-17 19:30:07 -04:00
Joe Taylor
bcf7f36b9c Very basic code (including some diagnostics) for "try all NB settings". Will remove it again. 2020-09-17 19:28:55 -04:00
Steven Franke
7d58df4cc1 In FST4 mode with Single Decode not checked, move candidates within 20 Hz of nfqso to the top of the list. 2020-09-17 14:22:38 -05:00
Joe Taylor
21dc6a5c59 Connect the FLow and FHigh limits for FST4 decoding. 2020-09-16 17:23:59 -04:00
Steven Franke
221ede2903 Remove some unused variables. 2020-09-14 13:07:07 -05:00
Steven Franke
b49a90f530 Remove a redundant array. 2020-09-14 13:03:33 -05:00
Steven Franke
1b59d9dc8c Eliminate redundancies from the calculation of sequence correlations. 2020-09-14 12:42:32 -05:00
Steven Franke
ca0804450b Remove some redundant code. 2020-09-14 09:07:45 -05:00
Steven Franke
3d8c8e3dd7 Merge branch 'develop' of bitbucket.org:k1jt/wsjtx into develop 2020-09-14 09:00:35 -05:00
Steven Franke
98d52e35ac Speed up FST4 decoding. 2020-09-14 09:00:30 -05:00
Joe Taylor
a1baaebee9 Decoder should reject data with rms < 3.0 over first 15 seconds. 2020-09-12 13:46:09 -04:00
Joe Taylor
263675cac4 Fix an oddball result with i*2 numbers: abs(-32768)=-32768. 2020-09-12 09:00:39 -04:00
Joe Taylor
8e69f84bdd Remove some obsolete, commented-out code. No real cghanges! 2020-09-11 18:39:24 -04:00
Bill Somerville
5fdcd8c15a
Merge branch 'develop' into feat-fst280 2020-09-11 20:06:20 +01:00
Steven Franke
71fdcd1119 Silence a compiler warning. 2020-09-10 16:11:07 -05:00
Steven Franke
2dcde590df Use widegraph limits for noise baseline fit. Limit signal search to within the widegraph limits. 2020-09-10 14:58:10 -05:00
Joe Taylor
47fcddcb50 Send nfa, nfb to fst4_decode(). 2020-09-10 14:59:52 -04:00
Joe Taylor
01a1688b32 FST4 and FST4W decoder: get freq range from nfqso and ntol; remove BCD submodes, i.e. hmod=2, 4, 8. 2020-09-05 13:14:40 -04:00
Joe Taylor
f24d15b16e Eliminate the FST4/FST4W submodes with hmod > 1. 2020-09-04 15:15:30 -04:00
K9AN
f066936043
Remove an unused variable from fst4_decode 2020-08-29 19:55:23 +01:00
Steven Franke
5ca81a6507
Use 3rd order polynomial fit to estimate the noise baseline. The
polynomial fit is done over 400 Hz bandwidth for T/R periods longer
than 15s, and over approx. 600 Hz (10 times the signal bandwidth) for
T/R period of 15s.
2020-08-29 19:55:23 +01:00
Steven Franke
d82b9f5b0e
Speed up decoder by eliminating some complex multiples in sequence detection loop. Add timer calls for doppler spread calculation and sequence detection loop. 2020-08-29 19:55:22 +01:00
Steven Franke
ecaca6af9f
Fix argument list in call to fet_fst4_bitmetrics.f90 2020-08-29 19:55:22 +01:00
Steven Franke
b9328b96c9
Tweaks to update the diagnostics that are written to fort.21. 2020-08-29 19:55:22 +01:00
Steven Franke
e02850ae5a
Streamline fst4_decode. Add timer for downsampling. 2020-08-29 19:55:22 +01:00
Steven Franke
782c779392
Reconfigure to optimize decoder for MF/LF (high coherence) channels. 2020-08-29 19:55:21 +01:00
Steven Franke
7cb5511ed0
Simplify some code in fst4_decode.f90 - no functional change. 2020-08-29 19:55:21 +01:00
Steven Franke
bf06193c10
Add timer call for bit metric calculation. Improve some comments. Make fort.21 ntype parameter more informative. 2020-08-29 19:54:38 +01:00
Steven Franke
6838a6b484
Remove some unneeded code. 2020-08-29 19:50:32 +01:00
Steven Franke
8b7db6556c
Changes to the llrs that are used as the basis for AP decoding. 2020-08-29 19:50:17 +01:00
Steven Franke
b191e0c5ef
Fix SNR calculation for B,C,D submodes. 2020-08-29 19:49:59 +01:00
Steven Franke
9d2bde7180
Fix SNR calculation for B,C,D submodes. 2020-08-29 19:49:46 +01:00
Steven Franke
cdbe425e56
Use squared metric for fst4 - works better on fading channel. 2020-08-29 19:49:23 +01:00
Steven Franke
37e05f6074
Set unpk77_success=.false. for messages with i3=0 and n3>6. 2020-08-29 19:48:54 +01:00
K9AN
8159478d51 Remove an unused variable from fst4_decode 2020-08-28 12:25:17 -05:00
Steven Franke
e232c32178 Use 3rd order polynomial fit to estimate the noise baseline. The
polynomial fit is done over 400 Hz bandwidth for T/R periods longer
than 15s, and over approx. 600 Hz (10 times the signal bandwidth) for
T/R period of 15s.
2020-08-28 09:22:22 -05:00
Steven Franke
ad0540a027 Speed up decoder by eliminating some complex multiples in sequence detection loop. Add timer calls for doppler spread calculation and sequence detection loop. 2020-08-24 10:17:45 -05:00
Steven Franke
e3171d2142 Fix argument list in call to fet_fst4_bitmetrics.f90 2020-08-22 09:42:34 -05:00
Steven Franke
091d6d0b1a Tweaks to update the diagnostics that are written to fort.21. 2020-08-21 09:18:59 -05:00
Steven Franke
0e0349e87a Streamline fst4_decode. Add timer for downsampling. 2020-08-20 09:48:32 -05:00
Steven Franke
e28215fce5 Reconfigure to optimize decoder for MF/LF (high coherence) channels. 2020-08-19 14:10:28 -05:00
Steven Franke
07486ee0c7 Simplify some code in fst4_decode.f90 - no functional change. 2020-08-19 09:20:48 -05:00
Steven Franke
2c0462f9aa Merge branch 'feat-fst280' of bitbucket.org:k1jt/wsjtx into feat-fst280 2020-08-17 14:12:13 -05:00
Steven Franke
683cd08103 Add timer call for bit metric calculation. Improve some comments. Make fort.21 ntype parameter more informative. 2020-08-17 14:12:08 -05:00